GB2029799B - Method of making valved sacks provided with cross bottoms - Google Patents

Method of making valved sacks provided with cross bottoms

Info

Publication number
GB2029799B
GB2029799B GB7924252A GB7924252A GB2029799B GB 2029799 B GB2029799 B GB 2029799B GB 7924252 A GB7924252 A GB 7924252A GB 7924252 A GB7924252 A GB 7924252A GB 2029799 B GB2029799 B GB 2029799B
Authority
GB
United Kingdom
Prior art keywords
cross bottoms
making
valved sacks
sacks provided
making valved
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB7924252A
Other languages
English (en)
Other versions
GB2029799A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of GB2029799A publication Critical patent/GB2029799A/en
Application granted granted Critical
Publication of GB2029799B publication Critical patent/GB2029799B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/20—Shape of flexible containers with structural provision for thickness of contents
GB7924252A 1978-07-14 1979-07-12 Method of making valved sacks provided with cross bottoms Expired GB2029799B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2831036A DE2831036C2 (de) 1978-07-14 1978-07-14 Verfahren zum Herstellen von mit Kreuzböden versehenen Ventilsäcken

Publications (2)

Publication Number Publication Date
GB2029799A GB2029799A (en) 1980-03-26
GB2029799B true GB2029799B (en) 1982-11-03

Family

ID=6044417

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7924252A Expired GB2029799B (en) 1978-07-14 1979-07-12 Method of making valved sacks provided with cross bottoms

Country Status (6)

Country Link
US (1) US4264317A (enrdf_load_stackoverflow)
JP (2) JPS5515890A (enrdf_load_stackoverflow)
BR (1) BR7904459A (enrdf_load_stackoverflow)
DE (1) DE2831036C2 (enrdf_load_stackoverflow)
FR (1) FR2430846A2 (enrdf_load_stackoverflow)
GB (1) GB2029799B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4453270A (en) * 1982-05-19 1984-06-05 Westvaco Corporation Pasted valve stepped end bag
US4931035A (en) * 1988-09-15 1990-06-05 Wallace Computer Services, Inc. Mailer with oversized insert and method of making
US8157141B2 (en) * 2006-06-14 2012-04-17 Cryovac, Inc. System and method for detecting and registering serrated bags
EP2813577A4 (en) 2012-02-09 2015-07-15 Kyowa Medex Co Ltd METHOD OF SUPPRESSING THE EFFECTS OF ASCORBIC ACID
US10239664B2 (en) * 2012-12-06 2019-03-26 Innoflex Incorporated Bottom-gusseted package and method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL22408C (enrdf_load_stackoverflow) * 1927-06-02
US3195424A (en) * 1961-05-23 1965-07-20 Natro Cellulosa S P A Plastic bag
DE1250249B (enrdf_load_stackoverflow) * 1962-01-29 1967-09-14
DE1228502B (de) * 1962-06-29 1966-11-10 Honsel Karl Heinz Verfahren zum Herstellen eines Kreuzbodensackes, vorzugsweise als Staffelsack mit Innenriegel
US3279330A (en) * 1964-06-19 1966-10-18 St Regis Paper Co Method for making all plastic valved bags
DE1206787B (de) * 1963-07-18 1965-12-09 Korsnaes G M B H Ventilsack oder -beutel aus Papier od. dgl. mit aussen abschliessbarem Ventileinsatz
DE1297531B (de) * 1963-11-30 1969-06-12 Psg Plastik Sack Gmbh Kunststoffventilsack
LU50779A1 (enrdf_load_stackoverflow) * 1966-03-29 1967-09-29
US3472130A (en) * 1966-09-21 1969-10-14 Windmoeller & Hoelscher Process of manufacturing valved bags having side gussets from webs of plastic sheet material
DE1786581C3 (de) * 1968-02-10 1974-11-21 Hans 5216 Niederkassel Lehmacher Verfahren zum Herstellen des Ventilbodens eines Ventilsackes aus thermoplastischem Kunststoff
US3611883A (en) * 1969-08-05 1971-10-12 Equitable Bag Co Inc Apparatus and method for making baglike containers with boxlike top
DE2205516A1 (de) * 1972-02-05 1973-10-25 Lissner Gmbh Kastenfoermiger ventilsack
US3853040A (en) * 1972-05-02 1974-12-10 Windmoeller & Hoelscher Process and apparatus for making crossed-end bags from weldable material
IT1016845B (it) * 1973-08-28 1977-06-20 Dainippon Printing Co Ltd Sacco rettangolare di pellicola ter moplastica procedimento e macchi na per la sua fabbricazione
DE2362613A1 (de) * 1973-12-17 1975-06-26 Windmoeller & Hoelscher Verfahren und vorrichtung zum herstellen von kunststoffseitenfaltenventilsaecken

Also Published As

Publication number Publication date
JPS6367139A (ja) 1988-03-25
JPH0318828B2 (enrdf_load_stackoverflow) 1991-03-13
FR2430846A2 (fr) 1980-02-08
DE2831036C2 (de) 1984-11-15
JPS5515890A (en) 1980-02-04
GB2029799A (en) 1980-03-26
BR7904459A (pt) 1980-04-15
DE2831036A1 (de) 1980-01-24
US4264317A (en) 1981-04-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940712